OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

DAL $50.00 Put

DAL270115P00050000

Latest saved OI2,571Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DAL $50.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2,6191,3090 2026-10-02: 2,619 OI2026-10-05: 2,619 OI2026-10-06: 2,619 OI2026-10-07: 2,619 OI2026-10-08: 2,619 OI2026-10-09: 2,580 OI2026-10-13: 2,572 OI2026-10-14: 2,572 OI2026-10-15: 2,572 OI2026-10-16: 2,572 OI2026-10-21: 2,572 OI2026-10-23: 2,571 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

DAL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,571-1
Oct 21, 20262,5720
Oct 16, 20262,5720
Oct 15, 20262,5720
Oct 14, 20262,5720
Oct 13, 20262,572-8
Oct 09, 20262,580-39
Oct 08, 20262,6190
Oct 07, 20262,6190
Oct 06, 20262,6190
Oct 05, 20262,6190
Oct 02, 20262,619No prior observation